in-a-beta-decay-reaction-how-do-the-atomic-mass-and-atomic-number-change

Question

In a beta decay reaction, how do the atomic mass and atomic number change?

Accepted Answer

Atomic mass remains the same, atomic number increases by 1.

Answer

Atomic mass increases by 1, atomic number decreases by 1.

Answer

Atomic mass decreases by 1, atomic number remains the same.

Answer

Atomic mass remains the same, atomic number decreases by 1.